64% (2001)

45% (1994)

69% (1998)

63% (1993)

49% (1991)

61% (1992)

54% (2016)

58% (1999)

55% (2003)

68% (2009)

64% (2018)

59% (1996)

64% (2005)

60% (2004)

66% (1996)

67% (2002)

71% (1993)

50% (1998)

53% (2001)

61% (2000)